DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works
Transaction details
APITransaction action
MUNICIPALITY OF LIBON, ALBAY Award a ₱2.8M contract to SAINT RALPH CONSTRUCTION & SUPPLYMunicipalities
Transaction hash:
ff4be48fafd88a3ddaefabe2bf1a7d212faea264f3195d32137879998c49eb58
Status:
Included and unchanged
Block:
#4,459 1,554 blocks after it
Position in block:
Transaction 252 of 254
Award day:
May 25, 2021 (5 yrs 5 mo ago)
Value:
₱2,795,039.52
Project:
civil works
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #4,459 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)MUNICIPALITY OF LIBON, ALBAY awarded it to SAINT RALPH CONSTRUCTION & SUPPLY on 2021-05-25.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)COA's CY2024 audit of Libon gave a "modified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 partly. Under CADENA every step would be published within 7 working days and linked to this record.
Tamper test: try changing this record
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored ff4be48faf…49eb58now …
- 2. Block Merkle root changedstored 2712709c3d…9ce817now …
- 3. Block #4459 hash changedstored 7ac0eba462…25d99enow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 253 records. Each step hashes the current value together with the sibling shown.
- leaf ff4be48fafd88a3ddaefabe2bf1a7d212faea264f3195d32137879998c49eb58
- 01 R ff878f60de797e4f9a18827b037788827281646c369c2b3892c41d6b88c38928
- 02 R 8e8880594cdf5d1fedec5bc7c5ab81619c2afbd7c1f763bfb0cb64270d1dbcfb
- 03 L e6d2a1b874b84079067e7d7094a69e6ba7cb6d3da5a6bb5a61b68581e453414f
- 04 L 6ae34ea0a339075b94b426ef350064819242c233bc3f6326f361030196489541
- 05 L 9a9a3900655e186c0ae689c207db07c8b2bfc6e6c6653b6aa323f569786ecd91
- 06 L a37e2b5dcaf4d3aed2926de420ba3196ea0cb536299eeb982a781b31833afeb7
- 07 L cae04dce956877212ea25ddecd872ca3689b6c4e86ea6472bdfbf9ede670a307
- 08 L 03bc99a35b3094cf5c3dc20e2298f84589d7252854d499af53b5ce54b9d2eae4
- root 2712709c3d597baddaaac69b757fd800d611978238c60efc2f98f0be1c9ce817